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Estimate the solution to the following system of equations by graphing.

-2x+2y=2
-3x+6y=5

A.(-1/4,2/3)
B.(-2/3,1/3)
C.(-1/3,2/3)
D.(-1/3,1/2)

User Dazz
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2 Answers

4 votes

Answer:

c

Explanation:

User Joe Wu
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1 vote
(-2x+2y=2)* (-3)
-3x+6y=5

6x-6y=-6
+ -3x+6y=5
3x = -1
x= -1/3

(-2x+2y=2)/2 -------> -x+y = 1 -------> y = 1+x

y=1 - 1/3 = 2/3
y = 2/3

Answer :
C.(-1/3,2/3).
Estimate the solution to the following system of equations by graphing. -2x+2y=2 -3x-example-1
User CMA
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